Portable access control card with chip protection structure

Abstract

The utility model relates to the technical field of entrance guard card protection, and discloses a portable entrance guard card with a chip protection structure, which comprises a contraction mechanism, the contraction mechanism comprises a device box, a fixing plate is fixedly connected in the inner wall of the device box, a clamping mechanism is pulled, the clamping mechanism drives a connecting sleeve to move, the connecting sleeve drives a rope to move, and the chip protection structure is arranged on the device box. The rope drives the rotating shaft to move through the connecting plate, so that the rope extends, a user can conveniently use the access control card, the rotating shaft drives the volute spiral spring to rotate, so that the volute spiral spring is tightened and generates elastic force, and after the access control card is used, the user loosens the clamping mechanism, and the volute spiral spring drives the rotating shaft to rotate at the moment; the rotating shaft drives the rope to contract through the connecting plate, so that the rope is reset, the access control card does not need to be taken down during use through the clamping mechanism, the access control card is automatically contracted after use, a user and personnel do not need to continuously hold the access control card by hand, and the access control card is effectively prevented from being lost.

Description

Technical Field

[0001] The utility model relates to the technical field of access card protection, in particular to a portable access card with a chip protection structure. Background Art

[0002] Access cards are cards used in access control systems, such as passes, access cards, parking cards, membership cards, etc. Before being issued to end users, access cards are set up by system administrators to determine the usable areas and user permissions. Users swipe access cards to enter the management area. Users without access cards or whose permissions have not been activated cannot enter the management area.

[0003] At present, access control cards are widely used. Most people need to carry access control cards when traveling, but access control cards are easy to lose when traveling. In the prior art, in order to facilitate carrying, most access control cards are hung on the body with a rope. However, when using the access control card in this way, the rope is short and needs to be taken down for use, which causes inconvenience. Moreover, people will habitually put it in their pockets after use, so there is still a possibility of loss, thereby causing losses. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a portable access card with a chip protection structure, which has the advantage of avoiding the loss of the access card and solves the problems in the above-mentioned background technology.

[0005] The utility model provides the following technical solutions: a portable access control card with a chip protection structure comprises a retracting mechanism, the retracting mechanism comprises a device box, a fixed plate is fixedly connected to the inner wall of the device box, a rotating shaft is movably inserted at the center of the fixed plate, and a card slot is provided on the side walls at both ends of the rotating shaft, a volute spring is fixedly clamped in the inner wall of the card slot on the right side, the outermost end of the volute spring is sleeved on a limiting rod, a connecting plate is fixedly clamped on the inner wall of the card slot on the left side, a connecting hole is provided on the side wall of the connecting plate, a rope is fixedly connected to the inner wall of the connecting hole, the outermost end of the rope passes through the side wall of the device box and is destined to be connected to a connecting sleeve, a card connection mechanism is movably sleeved in the connecting sleeve, and a clamping mechanism is installed on the side wall of the device box.

[0006] Preferably, the clamping mechanism includes a support plate, which is fixedly connected to the side wall of the device box, a telescopic rod is symmetrically fixedly connected to the right side wall of the clamping mechanism, an extrusion spring is fixedly sleeved on the telescopic rod, and the retracted end of the telescopic rod is fixedly connected to the extrusion plate.

[0007] Preferably, the clamping mechanism includes an access control card sleeve, which is arranged to be open on the right side, a convex groove is provided on the inner side wall of the access control card sleeve, a clamping spring is fixedly connected to the inner wall of the convex groove, a T-block is fixedly connected to the lower end of the clamping spring, a sliding groove is provided on the side wall of the access control card sleeve, a sliding rod is fixedly connected to the side wall of the T-block, and a sliding cover is fixedly connected to the right end of the sliding rod.

[0008] Preferably, the limiting rod is fixedly connected to the side wall of the fixing plate, and the two ends of the extrusion spring are respectively connected to the right side wall of the supporting plate and the left side wall of the extrusion plate.

[0009] Preferably, the left side of the connecting sleeve is rotatably connected with a movable plate, and the lower part of the movable plate is clamped with the left side.

[0010] Preferably, the lower part of the T-block is slidably connected to the inner wall of the notch of the convex groove, and the upper part of the T-block is slidably connected to the upper part of the convex groove and abuts against the convex notch.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. By pulling the clamping mechanism, the clamping mechanism drives the connecting sleeve to move, the connecting sleeve drives the rope to move, and the rope drives the rotating shaft to move through the connecting plate, so that the rope is stretched, which is convenient for the user to use the access card, and the rotating shaft drives the volute spring to rotate, so that the volute spring is tightened to generate elastic force. After using the access card, the user releases the clamping mechanism, and the volute spring drives the rotating shaft to rotate, and the rotating shaft drives the rope to shrink through the connecting plate, so that the rope is reset. The clamping mechanism makes it unnecessary to take off the access card when in use, and it automatically shrinks after use, so there is no need for the user to continue to hold the access card, which effectively avoids the loss of the access card.

[0013] 2. Hang the extrusion plate around the waist or elsewhere, the extrusion spring stretches and generates compression elastic force, so that the extrusion plate is hung more stably. The clamping mechanism makes the device easy to carry and more firmly fixed, thereby increasing the practicality of the device.

[0014] 3. Pull up the sliding cover, put the access card into the access card holder from the side, and release the sliding cover. At this time, the snap-in spring resets the T-block, so that the T-block limits the access card in the access card holder to prevent the access card from being lost. The snap-in spring also protects the access card from damage caused by collision. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure on the right side of the utility model;

[0016] Figure 2 This is a schematic diagram of the rear three-dimensional structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the rear side cross-section of the device box of the utility model;

[0018] Figure 4 This is a schematic diagram of the three-dimensional structure of the front side section of the box of the utility model;

[0019] Figure 5 This is a schematic diagram of the front cross-sectional structure of the access control card sleeve of the utility model;

[0020] Figure 6 For this utility model Figure 5 Enlarged structural diagram at A in the middle.

[0021] In the figure: 1. retracting mechanism; 2. clamping mechanism; 3. snap-fit ​​mechanism; 11. device box; 12. rotating shaft; 13. scroll spring; 14. limit rod; 15. fixing plate; 16. connecting plate; 17. rope; 18. connecting sleeve; 21. supporting plate; 22. telescopic rod; 23. extrusion spring; 24. extrusion plate; 31. access card sleeve; 32. snap-fit ​​spring; 33. T-block; 34. sliding cover. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-Figure 4A portable access control card with a chip protection structure includes a retracting mechanism 1, which includes a device box 11, a fixed plate 15 is fixedly connected to the inner wall of the device box 11, a rotating shaft 12 is movably inserted at the center of the fixed plate 15, and a card slot is provided on the side walls of both ends of the rotating shaft 12, a spiral spring 13 is fixedly connected to the inner wall of the right card slot, and the outermost end of the spiral spring 13 is sleeved with a limit rod 14, a connecting plate 16 is fixedly connected to the inner wall of the left card slot, a connecting hole is provided on the side wall of the connecting plate 16, a rope 17 is fixedly connected to the inner wall of the connecting hole, the outermost end of the rope 17 passes through the side wall of the device box 11 and is destined to be connected to a connecting sleeve 18, and a card connection mechanism 3 is movably sleeved in the connecting sleeve 18, and a clamping mechanism 3 is installed on the side wall of the device box 11 Structure 2, when it is needed to be used, pull the clamping mechanism 3, the clamping mechanism 3 drives the connecting sleeve 18 to move, the connecting sleeve 18 drives the rope 17 to move, the rope 17 drives the rotating shaft 12 to move through the connecting plate 16, so that the rope 17 is extended, which is convenient for the user to use the access card, and the rotating shaft 12 drives the volute spring 13 to rotate, so that the volute spring 13 is tightened to generate elastic force. After using the access card, the user releases the clamping mechanism 3, at this time the volute spring 13 drives the rotating shaft 12 to rotate, the rotating shaft 12 drives the rope 17 to shrink through the connecting plate 16, so that the rope 17 is reset, the access card does not need to be taken down when in use through the clamping mechanism 3, and it automatically shrinks after use, and the user does not need to continue to hold the access card, which effectively avoids the loss of the access card;

[0024] The clamping mechanism 2 includes a support plate 21, which is fixedly connected to the side wall of the device box 11. A telescopic rod 22 is symmetrically fixedly connected to the right side wall of the clamping mechanism 2. A squeezing spring 23 is fixedly sleeved on the telescopic rod 22. A squeezing plate 24 is fixedly connected to the contracted end of the telescopic rod 22. The squeezing plate 24 is hung around the waist or elsewhere, and the squeezing spring 23 stretches and generates a compressive elastic force, so that the squeezing plate 24 is hung more stably. The clamping mechanism 2 makes the device convenient to carry and more firmly fixed, thereby increasing the practicality of the device.

[0025] See also Figure 5-Figure 6 The clamping mechanism 3 includes an access card sleeve 31, which is set to have an opening on the right side. A convex groove is provided on the inner side wall of the access card sleeve 31, and a clamping spring 32 is fixedly connected to the inner wall of the convex groove. A T-block 33 is fixedly connected to the lower end of the clamping spring 32. A sliding groove is provided on the side wall of the access card sleeve 31, and a sliding rod is fixedly connected to the side wall of the T-block 33. A sliding cover 34 is fixedly connected to the right end of the sliding rod. Pull up the sliding cover 34, put the access card into the access card sleeve 31 from the side, and release the sliding cover 34. At this time, the clamping spring 32 resets the T-block 33, so that the T-block 33 limits the access card in the access card sleeve 31 to prevent the access card from being lost, and the access card is protected by the clamping spring 32 to prevent damage caused by collision.

[0026] The limiting rod 14 is fixedly connected to the side wall of the fixing plate 15, and the two ends of the extrusion spring 23 are respectively connected to the right side wall of the support plate 21 and the left side wall of the extrusion plate 24. The limiting rod 14 limits one end of the spiral spring 13, so that the spiral spring 13 can be tightened to generate elastic force when the rotating shaft 12 rotates.

[0027] The left side of the connecting sleeve 18 is rotatably connected with a movable plate, and the lower part of the movable plate is clamped with the left side of 8, which facilitates the user to install and disassemble the clamping mechanism 3 through the movable plate, further improving the practicality of the device;

[0028] The lower part of the T-block 33 is slidably connected to the inner wall of the convex groove, and the upper part of the T-block 33 is slidably connected to the upper part of the convex shape and abuts against the convex groove. The convex groove is provided to limit the T-block 33, thereby preventing the T-block 33 from tilting or falling and causing the access control card to be lost.

[0029] Working principle: the squeezing plate 24 is hung around the waist or elsewhere, the squeezing spring 23 stretches and generates a compressive elastic force, so that the squeezing plate 24 is hung more stably, and the clamping mechanism 2 makes the device convenient to carry and more firmly fixed, thereby increasing the practicality of the device;

[0030] Pull up the sliding cover 34, put the access card into the access card sleeve 31 from the side, and release the sliding cover 34. At this time, the clamping spring 32 resets the T-block 33, so that the T-block 33 limits the access card in the access card sleeve 31 to prevent the access card from being lost. The clamping spring 32 also protects the access card from being damaged by collision.

[0031] When it is needed, the clamping mechanism 3 is pulled, and the clamping mechanism 3 drives the connecting sleeve 18 to move, and the connecting sleeve 18 drives the rope 17 to move, and the rope 17 drives the rotating shaft 12 to move through the connecting plate 16, so that the rope 17 is extended, which is convenient for the user to use the access card, and the rotating shaft 12 drives the volute spring 13 to rotate, so that the volute spring 13 is tightened to generate elastic force. After using the access card, the user releases the clamping mechanism 3, and the volute spring 13 drives the rotating shaft 12 to rotate, and the rotating shaft 12 drives the rope 17 to shrink through the connecting plate 16, so that the rope 17 is reset. The clamping mechanism 3 makes it unnecessary to take off the access card when in use, and it automatically shrinks after use. There is no need for the user to continue holding the access card, which effectively avoids the loss of the access card.

Claims

1. A portable access control card with a chip protection structure, comprising a retracting mechanism (1), characterized in that: The retracting mechanism (1) comprises a device box (11), a fixed plate (15) is fixedly connected to the inner wall of the device box (11), a rotating shaft (12) is movably inserted at the center of the fixed plate (15), and a clamping groove is provided on the side walls at both ends of the rotating shaft (12). A spiral spring (13) is fixedly clamped in the inner wall of the right clamping groove, and the outermost end of the spiral spring (13) is sleeved with a limit rod (14). A connecting plate (16) is fixedly clamped on the inner wall of the left clamping groove, and a connecting hole is provided on the side wall of the connecting plate (16). A rope (17) is fixedly connected to the inner wall of the connecting hole, and the outermost end of the rope (17) passes through the side wall of the device box (11) and is destined to be connected to a connecting sleeve (18), and a clamping mechanism (3) is movably sleeved in the connecting sleeve (18). A clamping mechanism (2) is installed on the side wall of the device box (11).

2. A portable access control card with a chip protection structure according to claim 1, characterized in that: The clamping mechanism (2) comprises a support plate (21), the support plate (21) is fixedly connected to the side wall of the device box (11), a telescopic rod (22) is symmetrically fixedly connected to the right side wall of the clamping mechanism (2), a compression spring (23) is fixedly sleeved on the telescopic rod (22), and a compression plate (24) is fixedly connected to the retracted end of the telescopic rod (22).

3. The portable access control card with chip protection structure according to claim 1, characterized in that: The clamping mechanism (3) comprises an access control card sleeve (31), the access control card sleeve (31) is arranged to be open on the right side, a convex groove is provided on the inner side wall of the access control card sleeve (31), a clamping spring (32) is fixedly connected to the inner wall of the convex groove, a T-shaped block (33) is fixedly connected to the lower end of the clamping spring (32), a sliding groove is provided on the side wall of the access control card sleeve (31), a sliding rod is fixedly connected to the side wall of the T-shaped block (33), and a sliding cover (34) is fixedly connected to the right end of the sliding rod.

4. A portable access control card with a chip protection structure according to claim 2, characterized in that: The limiting rod (14) is fixedly connected to the side wall of the fixing plate (15), and the two ends of the extrusion spring (23) are respectively connected to the right side wall of the support plate (21) and the left side wall of the extrusion plate (24).

5. The portable access control card with chip protection structure according to claim 1, characterized in that: The left side of the connecting sleeve (18) is rotatably connected to a movable plate, and the lower part of the movable plate is clamped with the left side of (8).

6. The portable access control card with chip protection structure according to claim 3, characterized in that: The lower part of the T-shaped block (33) is slidably connected to the inner wall of the notch of the convex groove, and the upper part of the T-shaped block (33) is slidably connected to the upper part of the convex groove and abuts against the convex notch.

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